<!DOCTYPE html>
<html>

<head>
    <meta charset="UTF-8">
    <title>在线答题入口</title>
    <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
    <script src="https://ajax.aspnetcdn.com/ajax/jquery/jquery-3.5.1.min.js"></script>

</head>

<body>

<div class="index">
    <button type="button" class="btn btn-success" onclick="get_answer()">Go!</button>
</div>
<script>

        function get_answer(){
            window.location.href="test";
        }
</script>
</body>

</html>